WHAT IS B & C CLASS SURGE PROTECTION AND WHAT IS DIFFERENCE BETWEEN B & c CLASS SP

2 Answers   Bharti,

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is there any pottential in neautral?

3 Answers  

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ful form of gis

2 Answers   ABB,

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Hello,l am complete dip and i was working maintance in ht dep again i study b.e completed again one year exp in ht totally two year i am ealigble in c license

1 Answers  

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If the positive terminal of batteries in 125 v dc system is connected to earth what will happen ?

4 Answers  

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What are the different auxiliary protections of a transformer?

1 Answers   CESC,

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what is different between IP55,IP54 and IP66?

2 Answers   ABB, Global Industries,

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parallel operation for tansformer which condition fill fil for that

11 Answers   ITC Infotech, Suzlon,

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why we oltc on hv side of tranformer only

10 Answers  

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Sparking occur when a load is switched off because the circuit has high – a.) Inductance b.) Capacitance c.) Resistance d.) None

3 Answers   Ecil,

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what is the effect if we add capacitor on DG supply, it has any loss or benefit.

6 Answers  

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What is class X ct? What rare its uses?

2 Answers  

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